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Search took 0.00 seconds. Search: Posts Made By: Dockhead
Forum: Liveaboard's Forum 29-05-2021, 06:57
Replies: 81
Views: 18,408
Posted By Dockhead
Re: Tankless water heaters

It's 13kW! How do you power even WITH shore power? That's like 57 amps of 230V power.


I have a 6.5kW generator AND I can boost another 3kW into that with my charger/inverter, and I STILL...
Forum: Liveaboard's Forum 23-11-2019, 17:05
Replies: 81
Views: 18,408
Posted By Dockhead
Re: Tankless water heaters

That PrecisionTemp unit has a sealed forced air burner, so is totally compliant. That is a serious piece of real marine hardware costing $1400, a far cry from the cheap Chinese toys with open...
Forum: Liveaboard's Forum 20-11-2019, 08:36
Replies: 81
Views: 18,408
Posted By Dockhead
Re: Tankless water heaters

I think all the standards agree that tankless propane water heaters must not be used on boats.


Hell, even the MANUFACTURER agrees that your tankless propane water heaters must not be used on...
Forum: Liveaboard's Forum 13-11-2019, 05:42
Replies: 81
Views: 18,408
Posted By Dockhead
Re: Tankless water heaters

Flawed logic here --


It's kind of like, the Russians use liquid fuel boosters, and the Americans used solid fuel boosters, therefore the so-called experts don't understand anything about...
Forum: Liveaboard's Forum 13-11-2019, 05:34
Replies: 81
Views: 18,408
Posted By Dockhead
Re: Tankless water heaters

Sorry, that was not at all intended to be an insult, and apologize if it was taken that way :flowers: I guess the attempt at humor failed.


[B][COLOR=Blue]


Page 7, Section 1.6:

[I]"While...
Forum: Liveaboard's Forum 07-11-2019, 10:49
Replies: 81
Views: 18,408
Posted By Dockhead
Re: Tankless water heaters

I never called anyone an idiot. I have greatest respect for Wingsail and Cates, of course.


But I consider flaunting the rules, violating the manufacturer's own instructions, and apparently not...
Forum: Liveaboard's Forum 07-11-2019, 03:46
Replies: 81
Views: 18,408
Posted By Dockhead
Re: Tankless water heaters

I mentioned the Lord Trenchard case only because it was the subject of a full MAIB accident report, which has a lot of important detail in it, relevant to this discussion. There are previous threads...
Forum: Liveaboard's Forum 06-11-2019, 13:14
Replies: 81
Views: 18,408
Posted By Dockhead
Re: Tankless water heaters

It cost $145??! As the trollface meme says, lolololololol.


Your boat, your rules, your budget, your economy, but:



Propane is not "far safer than alcohol, diesel and CNG". This is just...
Forum: Liveaboard's Forum 06-11-2019, 11:56
Replies: 81
Views: 18,408
Posted By Dockhead
Re: Tankless water heaters

Indeed. And God forbid it blows up and kills someone.



I would never have such a contraption on any boat of mine. Propane is really dangerous on boats; someone gets blown up almost every...
Forum: Liveaboard's Forum 05-11-2019, 13:50
Replies: 81
Views: 18,408
Posted By Dockhead
Re: Tankless water heaters

A diesel engine produces a great deal of waste heat compared to the useful power delivered.


The potentially simplest tankless water heating system is a plate-type heat exchanger plumbed into the...
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